Question

(20+2)(20-2)=_________​

Answer 1

Answer:

20²-2²=400-40+40-4

=396

Answer 2

Answer:

it is the property (a-b) whole squared

Step-by-step explanation:

it is 20 -2 whole squared that is equal to 400 - 4 that is 396 .checking =22 *18 =396